Prime Minister in Command: Koizumi and Abduction Question Revisited. 『立命館国際研究』立命館大学国際関係学会. 2009. 21. 3. 205-220
Prime Minister in Command: Koizumi and the Abduction Question of Korea. Review of International Studies, Korea University. 2004. vol. 7, No. 1,
Textbook and Safeguard Imbroglios in 2001: Domestic Roots of Japan's China Policy. Korea Review of International Studies, Korea University. 2001. vol. 4, No. 1,
A moderator of session 1
(Where are we headed, War or Peace?: Ritsumeikan and Hankuk University of Foreign Studies Joint International Symposium on North Korea 2017)
North Korean Question: Use and Misuse of Lessons of the Past
(120th Anniversary International Conference: Conflict, Reconciliation and Unification 2017)
A commentator
(Weighing Bad Options: Reflections on Past Diplomacy with North Korea and Alliance Options Today 2017)
安倍政権はトランプ大統領をどう見ているか?
(立命館-韓国外交員合同ワークショップ 2017)
Japanese Perspectives on the Implications of the Trump Presidency: Transformation of U.S. Politics and Challenge to the Regional Order in Asia
(USJI 101 Seminar co-hosted by The Maureen and Mike Mansfield Foundation 2017)